
Spa-Francorchamps
Through the Ardennes forest and the plunge of Eau Rouge, the drivers' circuit. 7.004 km, 19 corners, in use since 1921. Traced from OpenStreetMap geometry, not drawn by hand.

Monza
The Temple of Speed, long straights and the ghosts of the old banking. 5.793 km, 11 corners, in use since 1922. Traced from OpenStreetMap geometry, not drawn by hand.

Nürburgring Nordschleife
The Green Hell, twenty kilometres of relentless Eifel corners. 20.832 km, 154 corners, in use since 1927. Traced from OpenStreetMap geometry, not drawn by hand.

Circuit de Barcelona-Catalunya
A technical benchmark near Montmeló, every corner a known quantity. 4.675 km, 16 corners, in use since 1991. Traced from OpenStreetMap geometry, not drawn by hand.

Silverstone
Fast, flowing and historic, laid out on a wartime airfield. 5.891 km, 18 corners, in use since 1948. Traced from OpenStreetMap geometry, not drawn by hand.

Circuit de Monaco
The streets of Monte Carlo, barriers a breath away, the ultimate street race. 3.337 km, 19 corners, in use since 1929. Traced from OpenStreetMap geometry, not drawn by hand.

Imola
A flowing anticlockwise classic on the banks of the Santerno. 4.909 km, 19 corners, in use since 1953. Traced from OpenStreetMap geometry, not drawn by hand.

Zandvoort
Banked corners in the North Sea dunes, tight and relentless. 4.259 km, 14 corners, in use since 1948. Traced from OpenStreetMap geometry, not drawn by hand.

Interlagos
Anticlockwise and undulating above São Paulo, raw and atmospheric. 4.309 km, 15 corners, in use since 1940. Traced from OpenStreetMap geometry, not drawn by hand.

Suzuka
The only figure-of-eight in the calendar, a pure test of rhythm. 5.807 km, 18 corners, in use since 1962. Traced from OpenStreetMap geometry, not drawn by hand.

Laguna Seca
The blind drop of the Corkscrew above Monterey. 3.602 km, 11 corners, in use since 1957. Traced from OpenStreetMap geometry, not drawn by hand.

Mugello
Sweeping, fast and set in the Tuscan hills, a rider's favourite. 5.245 km, 15 corners, in use since 1974. Traced from OpenStreetMap geometry, not drawn by hand.